js/src/tests/ecma_5/Array/toString-01.js@6474c204b198 (annotated)
js/src/tests/ecma_5/Array/toString-01.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* |
| michael@0 | 2 | * Any copyright is dedicated to the Public Domain. |
| michael@0 | 3 | * http://creativecommons.org/licenses/publicdomain/ |
| michael@0 | 4 | * Contributor: |
| michael@0 | 5 | * Jeff Walden <jwalden+code@mit.edu> |
| michael@0 | 6 | */ |
| michael@0 | 7 | |
| michael@0 | 8 | //----------------------------------------------------------------------------- |
| michael@0 | 9 | var BUGNUMBER = 562446; |
| michael@0 | 10 | var summary = 'ES5: Array.prototype.toString'; |
| michael@0 | 11 | |
| michael@0 | 12 | print(BUGNUMBER + ": " + summary); |
| michael@0 | 13 | |
| michael@0 | 14 | /************** |
| michael@0 | 15 | * BEGIN TEST * |
| michael@0 | 16 | **************/ |
| michael@0 | 17 | |
| michael@0 | 18 | var o; |
| michael@0 | 19 | |
| michael@0 | 20 | o = { join: function() { assertEq(arguments.length, 0); return "ohai"; } }; |
| michael@0 | 21 | assertEq(Array.prototype.toString.call(o), "ohai"); |
| michael@0 | 22 | |
| michael@0 | 23 | o = {}; |
| michael@0 | 24 | assertEq(Array.prototype.toString.call(o), "[object Object]"); |
| michael@0 | 25 | |
| michael@0 | 26 | Array.prototype.join = function() { return "kthxbai"; }; |
| michael@0 | 27 | assertEq(Array.prototype.toString.call([]), "kthxbai"); |
| michael@0 | 28 | |
| michael@0 | 29 | o = { join: 17 }; |
| michael@0 | 30 | assertEq(Array.prototype.toString.call(o), "[object Object]"); |
| michael@0 | 31 | |
| michael@0 | 32 | o = { get join() { throw 42; } }; |
| michael@0 | 33 | try |
| michael@0 | 34 | { |
| michael@0 | 35 | var str = Array.prototype.toString.call(o); |
| michael@0 | 36 | assertEq(true, false, |
| michael@0 | 37 | "expected an exception calling [].toString on an object with a " + |
| michael@0 | 38 | "join getter that throws, got " + str + " instead"); |
| michael@0 | 39 | } |
| michael@0 | 40 | catch (e) |
| michael@0 | 41 | { |
| michael@0 | 42 | assertEq(e, 42, |
| michael@0 | 43 | "expected thrown e === 42 when calling [].toString on an object " + |
| michael@0 | 44 | "with a join getter that throws, got " + e); |
| michael@0 | 45 | } |
| michael@0 | 46 | |
| michael@0 | 47 | /******************************************************************************/ |
| michael@0 | 48 | |
| michael@0 | 49 | if (typeof reportCompare === "function") |
| michael@0 | 50 | reportCompare(true, true); |
| michael@0 | 51 | |
| michael@0 | 52 | print("All tests passed!"); |
